Loudspeaker



FIG. 1 is a perspective view of a loudspeaker showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top view thereof; and,

FIG. 4 is a bottom view thereof.

The illustration of the top slab element is intended to depict a translucent material. 

The ornamental design for a loudspeaker, as shown and described. 